Three Kingdoms: from Flag-Carrying Soldiers to Army Commander-In-Chief

(Not invincible, not systematic, warm-blooded and refreshing,) Modern youth traveled through the Three Kingdoms and became miscellaneous soldiers carrying flags. In the mountains of corpses and seas of blood, they suddenly realized that the military flag is the lifeblood of the battlefield. He angrily denounced the extravagance of the princes, changed the flag language into the password of the military soul, used the "three colors and nine orders" to stir up the flames of war in the troubled times, and finally became the commander-in-chief of the army in charge of the world's troops!